<!DOCTYPE html>
<html>

	<head>
		<meta charset="UTF-8">
		<title></title>
	</head>

	<body>
		<p>keygen>标签规定用于表单的密钥对生成器字段。当提交表单时，私钥存储在本地，公钥发送到服务器。</p>
		<form action="demo_keygen.asp" method="get">
			Username: <input type="text" name="usr_name" /> Encryption: <keygen name="security" />
			<input type="submit" />
		</form>
	</body>

</html>